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-rw-r--r--include/linux/writeback.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 95de51c10248..667e86cfbdcf 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -361,7 +361,6 @@ extern unsigned int dirty_writeback_interval;
extern unsigned int dirty_expire_interval;
extern unsigned int dirtytime_expire_interval;
extern int vm_highmem_is_dirtyable;
-extern int block_dump;
extern int laptop_mode;
int dirty_background_ratio_handler(struct ctl_table *table, int write,